to be willing to listen and accept constructive criticism
建設的な批判を聞き入れ、受け入れる準備ができていること (kensetsuteki na hihan o kikiire, ukeireru junbi ga dekiteiru koto)
"A good leader must open up to feedback from the team."
"優れたリーダーはチームからのフィードバックにオープンでなければなりません。" (Sugureta riidā wa chīmu kara no **fīdobakku ni ōpun** de nakereba narimasen.)
to keep an optimistic attitude
to stick to something such as a rule or plan
to discuss or share ideas informally
to isolate yourself emotionally or socially due to stress
to work jointly on a specific project or task
to continue doing something even when it is hard